Home / 8,816.28-12,166.40-4,837.42

Finding the Fourth Proportional to 8,816.28, 12,166.40 and 4,837.42

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Solution

The fourth proportional to 8,816.28, 12,166.40 and 4,837.42 is: 6,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.28 : 12,166.40 = 4,837.42 : x
  2. Step 2: Convert to fraction form
    8,816.28/12,166.40 = 4,837.42/x
  3. Step 3: Cross multiply
    8,816.28x = 12,166.40 × 4,837.42
  4. Step 4: Simplify right side
    8,816.28x = 58,854,013.99
  5. Step 5: Solve for x
    x = 58,854,013.99/8,816.28
  6. Step 6: Final answer
    x = 6,675.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.